/* Clove VPN: публичный сайт и страница подключения. Светлая и тёмная тема на токенах. */

:root {
  --bg: #f6f5fb;
  --bg-elev: #ffffff;
  --card: #ffffff;
  --card-soft: #f0eef8;
  --line: rgba(23, 21, 31, 0.09);
  --line-strong: rgba(23, 21, 31, 0.16);
  --text: #17151f;
  --muted: #67627a;
  --accent: #7c3aed;
  --accent-soft: rgba(139, 92, 246, 0.12);
  --grad: linear-gradient(120deg, #8b5cf6 0%, #b06bf6 48%, #ec4899 100%);
  --glow-a: rgba(139, 92, 246, 0.22);
  --glow-b: rgba(236, 72, 153, 0.16);
  --ok: #059669;
  --ok-soft: rgba(5, 150, 105, 0.12);
  --shadow: 0 24px 60px -32px rgba(43, 25, 92, 0.35);
  --header-bg: rgba(246, 245, 251, 0.82);

  --radius: 22px;
  --radius-sm: 14px;
  --container: 1120px;
  --gutter: 16px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d0d14;
    --bg-elev: #12121b;
    --card: #161622;
    --card-soft: #1d1c2b;
    --line: rgba(255, 255, 255, 0.08);
    --line-strong: rgba(255, 255, 255, 0.15);
    --text: #f5f3ff;
    --muted: #a7a1bc;
    --accent: #c4b5fd;
    --accent-soft: rgba(139, 92, 246, 0.2);
    --glow-a: rgba(139, 92, 246, 0.3);
    --glow-b: rgba(236, 72, 153, 0.18);
    --ok: #34d399;
    --ok-soft: rgba(52, 211, 153, 0.14);
    --shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.9);
    --header-bg: rgba(13, 13, 20, 0.78);
  }
}

:root[data-theme="dark"] {
  --bg: #0d0d14;
  --bg-elev: #12121b;
  --card: #161622;
  --card-soft: #1d1c2b;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.15);
  --text: #f5f3ff;
  --muted: #a7a1bc;
  --accent: #c4b5fd;
  --accent-soft: rgba(139, 92, 246, 0.2);
  --glow-a: rgba(139, 92, 246, 0.3);
  --glow-b: rgba(236, 72, 153, 0.18);
  --ok: #34d399;
  --ok-soft: rgba(52, 211, 153, 0.14);
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.9);
  --header-bg: rgba(13, 13, 20, 0.78);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 76px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

[hidden] { display: none !important; }
img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; cursor: pointer; }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -0.02em; }
p { margin: 0; }

.svg-defs { position: absolute; width: 0; height: 0; overflow: hidden; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }

.backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(60% 50% at 85% 0%, var(--glow-a), transparent 70%),
    radial-gradient(50% 40% at 0% 30%, var(--glow-b), transparent 70%);
}

.icon { width: 18px; height: 18px; flex: none; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.muted { color: var(--muted); }

/* ---------- шапка ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--header-bg);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }

.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; font-size: 19px; text-decoration: none; letter-spacing: -0.01em; }
.brand-mark { width: 30px; height: 30px; }
.brand-accent { color: var(--muted); font-weight: 600; }
.nav-links { display: none; gap: 26px; }
.nav-links a { text-decoration: none; color: var(--muted); font-weight: 550; font-size: 15px; transition: color 0.15s ease; }
.nav-links a:hover { color: var(--text); }

/* ---------- кнопки ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 650;
  font-size: 16px;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 12px 30px -14px rgba(139, 92, 246, 0.9); }
.btn-ghost { background: var(--card); border-color: var(--line-strong); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-sm { min-height: 40px; padding: 0 14px; font-size: 14px; }
.btn-lg { min-height: 54px; padding: 0 24px; font-size: 17px; }
.btn-block { width: 100%; }
.btn:focus-visible, .chip-link:focus-visible, .nav-links a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ---------- hero ---------- */

.hero { display: grid; gap: 40px; padding-top: 36px; padding-bottom: 56px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}
.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px var(--ok-soft); }

.hero h1 { margin-top: 18px; font-size: clamp(34px, 9vw, 62px); font-weight: 800; letter-spacing: -0.035em; }
.lead { margin-top: 18px; max-width: 34em; color: var(--muted); font-size: 18px; }
.hero-actions { display: grid; gap: 10px; margin-top: 28px; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 10px 20px; margin: 26px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: 14px; font-weight: 550; }
.hero-facts li { display: inline-flex; align-items: center; gap: 7px; }
.hero-facts .icon { color: var(--accent); width: 16px; height: 16px; }

/* Витрина: схематичное окно приложения, без выдуманных цифр. */
.showcase { position: relative; display: grid; place-items: center; padding: 10px 0; }
.showcase::before {
  content: "";
  position: absolute;
  width: 78%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--grad);
  opacity: 0.22;
  filter: blur(50px);
}
.app-window {
  position: relative;
  width: min(340px, 100%);
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--card);
  box-shadow: var(--shadow);
}
.app-window-top { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.app-window-top .brand-mark { width: 26px; height: 26px; }
.app-window-top .tag { margin-left: auto; }
.orb-wrap { display: grid; justify-items: center; gap: 6px; padding: 30px 0 24px; text-align: center; }
.orb {
  width: 108px;
  height: 108px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--grad);
  color: #fff;
  box-shadow: 0 0 0 12px var(--accent-soft), 0 20px 40px -12px rgba(139, 92, 246, 0.8);
  margin-bottom: 12px;
}
.orb .icon { width: 40px; height: 40px; }
.orb-wrap b { font-size: 19px; }
.orb-wrap span { color: var(--muted); font-size: 14px; }
.loc-list { display: grid; gap: 8px; }
.loc {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card-soft);
  font-weight: 600;
}
.loc.is-on { border-color: var(--accent); }
.loc .flag { font-size: 22px; line-height: 1; }
.loc .check { margin-left: auto; color: var(--accent); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}
.tag.ok { background: var(--ok-soft); color: var(--ok); }
.tag .icon { width: 14px; height: 14px; }

/* ---------- секции ---------- */

.section { padding: 56px 0; }
.section-head { max-width: 640px; margin-bottom: 28px; }
.kicker { color: var(--accent); font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; }
.section-head h2 { margin-top: 10px; font-size: clamp(28px, 6.5vw, 42px); font-weight: 800; }
.section-head p { margin-top: 12px; color: var(--muted); font-size: 17px; }

.card {
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
}

.steps { display: grid; gap: 14px; counter-reset: step; }
.step { position: relative; }
.step-num {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  border-radius: 11px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 800;
}
.step h3 { font-size: 19px; }
.step p { margin-top: 8px; color: var(--muted); }
.step .btn { margin-top: 18px; }

.access { display: grid; gap: 14px; margin-top: 14px; }
.access-qr { display: grid; grid-template-columns: 1fr; gap: 18px; align-items: center; }
.qr-box {
  justify-self: center;
  width: min(220px, 64vw);
  padding: 10px;
  border-radius: 18px;
  background: #fff;
}
.qr-box canvas { width: 100%; height: auto; aspect-ratio: 1; image-rendering: pixelated; }
.access-qr h3 { font-size: 20px; }
.access-qr p { margin-top: 8px; color: var(--muted); }

.apps { display: grid; gap: 14px; }
.app-card { display: grid; gap: 14px; }
.app-card-head { display: flex; align-items: center; gap: 14px; }
.app-logo {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 22px;
  flex: none;
}
.app-logo.happ { background: linear-gradient(135deg, #1f2937, #4b5563); }
.app-logo.v2raytun { background: linear-gradient(135deg, #2563eb, #06b6d4); }
.app-card h3 { font-size: 20px; }
.app-card .platforms { color: var(--muted); font-size: 14px; }
.chip-links { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: var(--card-soft);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
  transition: border-color 0.15s ease;
}
.chip-link:hover { border-color: var(--accent); }
.chip-link .icon { width: 16px; height: 16px; }

.nodes { display: grid; gap: 14px; }
.node-card { display: grid; gap: 14px; }
.node-card.is-primary { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent-soft), var(--shadow); }
.node-head { display: flex; align-items: center; gap: 14px; }
.node-flag { font-size: 40px; line-height: 1; }
.node-head h3 { font-size: 22px; }
.node-head .muted { font-size: 14px; }
.node-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.node-card p { color: var(--muted); }

.faq { display: grid; gap: 10px; max-width: 780px; }
.faq details { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--card); padding: 0 20px; }
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  font-weight: 650;
  list-style: none;
  cursor: pointer;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 24px; line-height: 1; transition: transform 0.2s ease; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding-bottom: 18px; color: var(--muted); }

/* ---------- подвал ---------- */

.site-footer { padding: 36px 0 calc(36px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line); }
.footer-inner { display: grid; gap: 18px; }
.footer-inner p { color: var(--muted); font-size: 14px; margin-top: 8px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 14px; }
.footer-links a:hover { color: var(--text); }

/* ---------- страница подключения ---------- */

.connect { display: grid; gap: 14px; max-width: 520px; padding-top: 28px; padding-bottom: 48px; }
.connect h1 { font-size: clamp(28px, 7.5vw, 36px); font-weight: 800; }
.connect .lead { margin-top: 10px; font-size: 16px; }
.connect-actions { display: grid; gap: 10px; }
.app-btn {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  text-align: left;
  text-decoration: none;
  transition: border-color 0.15s ease;
}
.app-btn:hover { border-color: var(--accent); }
.app-btn .app-logo { width: 44px; height: 44px; border-radius: 12px; font-size: 18px; }
.app-btn .app-logo.copy { background: var(--accent-soft); color: var(--accent); }
.app-btn b { display: block; }
.app-btn small { color: var(--muted); font-size: 13px; }
.app-btn .chev { color: var(--muted); font-size: 22px; line-height: 1; }
.notice { padding: 14px 16px; border-radius: var(--radius-sm); background: var(--accent-soft); color: var(--text); font-size: 15px; }
.connect .qr-box { margin-top: 16px; }
.link-box {
  margin-top: 14px;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--card-soft);
  color: var(--muted);
  font: 12px/1.45 var(--mono);
  overflow-wrap: anywhere;
  user-select: all;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom));
  z-index: 40;
  max-width: calc(100vw - 32px);
  padding: 11px 18px;
  border-radius: 12px;
  background: rgba(20, 18, 28, 0.94);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  transform: translate(-50%, 16px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.toast.is-visible { opacity: 1; transform: translate(-50%, 0); }

/* ---------- появление ---------- */

.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.is-in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- шире телефона ---------- */

@media (min-width: 640px) {
  :root { --gutter: 24px; }
  .hero-actions { display: flex; flex-wrap: wrap; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .apps, .nodes { grid-template-columns: 1fr 1fr; }
  .access-qr { grid-template-columns: auto 1fr; gap: 28px; }
  .access-qr .qr-box { width: 180px; }
  .footer-inner { grid-template-columns: 1fr auto; align-items: end; }
}

@media (min-width: 900px) {
  .nav-links { display: flex; }
  .hero { grid-template-columns: 1.1fr 0.9fr; align-items: center; padding-top: 72px; padding-bottom: 88px; }
  .section { padding: 80px 0; }
  .card { padding: 28px; }
}